body{
  background-color: rgb(109,190, 200);
  margin: 0;
  font-family: monospace;
}

.outer-container{
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

h1{
  color: white;
  text-align: center;
  font-family: 'Bangers';
  letter-spacing: .1em;
  font-size: 4em;
  margin: 0;
}

p{
  text-align: center;
  font-size: 1.2em;
}

.bird-container{
  position: relative;
  height: 70px;
}

.animation{
  margin: 2em auto;
  width: fit-content;
  position: relative;
}

.space-bar{
  background-color: lightgray;
  border: 2px solid black;
  border-radius: 4px;
  padding: .5em 2em;
  width: fit-content;
  box-shadow: none;
  animation: changeColor 1s infinite;
}

.bird{
  transform: translate(0px, 0px) rotate(0deg);
  position: absolute;
  animation-play-state: running;
  width: 34px;
  height: 24px;
  background-image: url('../assets/bird.png');
  -webkit-animation: animBird 300ms steps(4) infinite;
  animation: animBird 300ms steps(4) infinite, flyBird 1s steps(4) infinite;
}

.score{
  display: none;
  font-family: 'Bangers';
  font-size: 5em;
  width: fit-content;
  color: white;
}

.score .show{
  display: block;
}

@keyframes animBird {
  0% {
      background-position: 0px 0px;
  }
  100% {
      background-position: 0px -96px;
  }
}

@keyframes flyBird {
  0% {
      top:0px;
  }
  50% {
      top:15px;
  }
  100% {
      top: 30px;
  }
}

.buttons{
  display: inline-flex;
}

.buttons span{
  font-size: .7em;
}

.buttons .play{
  background: white;
}

button{
  display: flex;
  margin: 2em .5em;
  align-content: center;
  justify-content: center;
  align-items: center;
  justify-items: center;
  padding: .5em 1em;
  border-radius: 5px;
  font-size: 1em;
  font-family: monospace;
  border: 3px solid black;
  font-size: 1.5em;
  font-weight: bold;
  background: lightgrey;
}

button.play:hover{
  background-color: lightgrey;
  box-shadow: inset 0 0 5px #000000;
}

footer{
  position: absolute;
  bottom: 0;
  width: 100%;
  background-image: url('./assets/land.png');
  background-repeat: repeat-x;
  height: 15%;
  animation: animLand 2516ms linear infinite;
  justify-content: center;
  display: flex;
  align-items: center;
}

footer p{
  font-size: .8em;
}

@keyframes animLand {
  0% {
      background-position: 0px 0px;
  }
  100% {
      background-position: -335px 0px;
  }
}

@keyframes changeColor {
  0% {
      box-shadow: none;
  }
  50% {
      box-shadow: none;
  }
  90%{
      box-shadow: none;
  }
  100% {
      box-shadow: inset 0 0 5px #000000;
  }
}

#mobile-message{
  display: none;
  width: 80%;
  margin: 0 auto;
}

#mobile-message.mobile{
  display: block;
}